CHAPTER 6. DEPOT OVERHAUL STANDARDS

TM 11-5820-509-35

CHAPTER 6

DEPOT OVERHAUL STANDARDS

Section I. GENERAL

conducted using the bench test facilities provided by the

6-1. Scope

special test fixtures described in section I. Section II I

tabulates the overall equipment performance tests

This chapter contains the depot-level performance

indicated elsewhere in this technical manual, lists the

standards tests and defines the acceptable limits of

overall equipment adjustments and alignment routines,

operational performance for a repaired Radio Set

and provides a table of final equipment standards of

AN/PRC-47. Section I contains general information

performance.

applicable to the test procedures and test equipment,

and includes construction details and schematic

6-2. General

diagrams for special test fixtures required for bench test

of modular subassemblies of the AN/PRC-47. Section II

lists the performance tests and specific procedures to be

a. The following table provides a list of test

conducted for the evaluation and adjustment of plug-in

equipment required for performance of these standards

modules of the radio set. These tests are

tests.

Test equipment

FSN

Technical manual

Ac Ammeter, 0.5 amperes (Weston #904, or equal)

Ac Voltmeter, 10 mv to 15,000 mv 12500 volts dc insulation)

Audio Oscillator TS-382/U

6625-246-8729

TM 11-6625-935-12

Cable Assembly Set AN/PRA-4

5995-973-3686

Coaxial Adapter, Tee UG-28A/U

Coaxial Adapter, Tee UG-274B/U

Dc Ammeter 0-1 ampere (Simpson #375. or equal)

Dc Ammeter 0-15 ampere (Simpson #375, or equal)

Distortion Analyzer TS-723/U

Frequency Counter AN/URM-79/U

Multimeter ME-26A/U

6625-542-6407

TM 11-6625-200-15

Oscilloscope AN/USM-50

TM 11-5129

Output Meter TS-585/U

TM 11-5017

Power Supply, 7 vdc 600 ma (Harrison 6203B, or equal)

Power Supply, 26 vdc, 500 ma (Harrison 6202B, or equal)

Power Supply, 26 vdc, 15 Amp. (Harrison 6434B, or equal)

Power Supply, 110 vdc, 5 ma. (Harrison 6207B, or equal)

Radar and Radio Repair Tool Kit TK-115/G

Receiver R-1433/UR

Resistance Decade Box MX-3991/V

Signal Generator SG-103/URM-25F (2 required)

Spectrum Analyzer AN/UPM-110

TM 11-6626-326-12

Up-converter for AN /UPM - l 10 (Hewlett Packard K 15-855 1B)

Voltmeter ME-30A/U

b.The following table lists the special tools and test fixtures required for performance standards tests

Special tool

FSN

Ref drawing

Gage. thickness (feeler) 0.002 to 0,020

5210-031-1504

Gage, plug (depth) (u/w CV-1377A/PRC-47)

Fig.

6-1

Gage, overtravel 0.041.inch

Fig.

6-2

Output attenuator, 50: 1

Fig.

6-3

Test fixture for AM-3506/PRC-47

Fig.

6-4

Test fixture for AM-3507/PRC-47

Fig.

6-5

Test fixture for CV-1377A/PRC-47

Fig.

6-6

Indexing fixture for CV-1377A/PRC-47

Fig.

6-7

Test fixture for PP-3518/PRC-47

Fig.

6-8

Test fixture for 0-1032/PRC-47

Fig.

6-9

Test fixture for C-4311/PRC-47

Fig.

6-10

6-1